The 2018 Upper Deck Marvel Black Panther The King's Mantle Dual Memorabilia Relic is a highly sought-after non-sport trading card featuring a dual relic of the Black Panther character from the Marvel franchise. Manufactured by Marvel in 2018, this insert card is part of the Upper Deck Marvel Black Panther set, making it a valuable collector's item for fans of the Black Panther movie and trading card enthusiasts. With its original design and exclusive features, this card captures the essence of the iconic character and is a must-have for any Marvel collector.